[gnome-music/wip/mschraal/fix-dist] build: Add README.md to tarball

[Marinus Schraal <mschraal src gnome org>]

commit 1ac607849f777819332a9ce9866b4388e71ecf45
Author: Marinus Schraal <mschraal gnome org>
Date:   Sun Feb 18 20:19:25 2018 +0100

    build: Add README.md to tarball
    
    Closes: #150

 Makefile.am | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/Makefile.am b/Makefile.am
index d4e924c..8f038be 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -7,6 +7,7 @@ SUBDIRS = libgd gnomemusic data po help
 
 EXTRA_DIST = \
        AUTHORS.in \
+       README.md \
        gnome-music.in
        $(NULL)